From 6ee09e3934bbd27c8052d4524f6ba1227e42931e Mon Sep 17 00:00:00 2001
From: Matthias Braun <matze@braunis.de>
Date: Wed, 16 Nov 2011 19:53:31 +0100
Subject: [PATCH] do more assert checking in set_irn_in

---
 ir/ir/irnode.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/ir/ir/irnode.c b/ir/ir/irnode.c
index aaf00365c..37dd01d39 100644
--- a/ir/ir/irnode.c
+++ b/ir/ir/irnode.c
@@ -231,6 +231,13 @@ void set_irn_in(ir_node *node, int arity, ir_node **in)
 
 	pOld_in = &node->in;
 
+#ifndef NDEBUG
+	assert(node != NULL && node->kind == k_ir_node);
+	assert(arity >= 0);
+	for (i = 0; i < arity; ++i) {
+		assert(in[i] != NULL && in[0]->kind == k_ir_node);
+	}
+#endif
 
 	for (i = 0; i < arity; i++) {
 		if (i < (int)ARR_LEN(*pOld_in)-1)
-- 
2.20.1